diff --git a/diary_family/celery.py b/diary_family/celery.py
index a5d54c7..00bbadc 100644
--- a/diary_family/celery.py
+++ b/diary_family/celery.py
@@ -1,6 +1,7 @@
 import os
 from celery import Celery
 from django.conf import settings
+from celery.schedules import crontab
 
 # 设置默认的Django设置模块
 os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'diary_family.settings')
@@ -14,6 +15,14 @@ app.config_from_object('django.conf:settings', namespace='CELERY')
 # 自动发现任务
 app.autodiscover_tasks(lambda: settings.INSTALLED_APPS)
 
+# Celery Beat 周期任务配置
+app.conf.beat_schedule = {
+    'cleanup-expired-temp-files': {
+        'task': 'core.tasks.cleanup_expired_temp_files',
+        'schedule': crontab(minute=0),  # 每小时整点执行
+    },
+}
+
 @app.task(bind=True)
 def debug_task(self):
     """调试任务"""